81539370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3581}}^1$

素因数の和:3628

約数の個数: 96

約数和(自身を含む): 241398144

約数和(自身を除く): 159858774

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 30, 33, 45, 46, 55, 66, 69, 90, 99, 110, 115, 138, 165, 198, 207, 230, 253, 330, 345, 414, 495, 506, 690, 759, 990, 1035, 1265, 1518, 2070, 2277, 2530, 3581, 3795, 4554, 7162, 7590, 10743, 11385, 17905, 21486, 22770, 32229, 35810, 39391, 53715, 64458, 78782, 82363, 107430, 118173, 161145, 164726, 196955, 236346, 247089, 322290, 354519, 393910, 411815, 494178, 590865, 709038, 741267, 823630, 905993, 1181730, 1235445, 1482534, 1772595, 1811986, 2470890, 2717979, 3545190, 3706335, 4529965, 5435958, 7412670, 8153937, 9059930, 13589895, 16307874, 27179790, 40769685, 81539370]

約数ペア:

[(1, 81539370), (2, 40769685), (3, 27179790), (5, 16307874), (6, 13589895), (9, 9059930), (10, 8153937), (11, 7412670), (15, 5435958), (18, 4529965), (22, 3706335), (23, 3545190), (30, 2717979), (33, 2470890), (45, 1811986), (46, 1772595), (55, 1482534), (66, 1235445), (69, 1181730), (90, 905993), (99, 823630), (110, 741267), (115, 709038), (138, 590865), (165, 494178), (198, 411815), (207, 393910), (230, 354519), (253, 322290), (330, 247089), (345, 236346), (414, 196955), (495, 164726), (506, 161145), (690, 118173), (759, 107430), (990, 82363), (1035, 78782), (1265, 64458), (1518, 53715), (2070, 39391), (2277, 35810), (2530, 32229), (3581, 22770), (3795, 21486), (4554, 17905), (7162, 11385), (7590, 10743)]